package net.oschina.renyong.query.generator.plugin;

/**
 * 查询总数sql的优化器接口
 * @author Timothy
 */
public interface ICountSqlOptimizer {

	/**
	 * 优化计数SQL
	 * @param countSql
	 * @return
	 */
	String optimizeCountSql(String countSql);
}
